Tag Archives: Inclusion

GSI warns of new ‘treatment imitation’ in lab-grown diamonds

February 26, 2020

Gemological Science International (GSI) is advising industry members to be extra cautious after receiving a lab-grown diamond with an inclusion typically only found in natural stones.

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‘Super-deep’ diamond discovery brings unseen mineral to Earth’s surface

March 12, 2018

A diamond recently discovered in South Africa’s Cullinan Mine contains a mineral that has never been observed aboveground.

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